December 22, 2023

thumbnail
Preliminary Notice of Violation, Newport News Nuclear BWXT Los Alamos

Related to a worker heat exhaustion event at the Los Alamos National Laboratory.

October 19, 2023

thumbnail
Preliminary Notice of Violation, Triad National Security, LLC

Related to a radioactive material release from a glovebox system at the Plutonium Facility (PF-4) at Los Alamos National Laboratory.

June 30, 2023

thumbnail
Enforcement Letter, Triad National Security, LLC

Related to unplanned radiation doses while performing work at Los Alamos National Laboratory.

May 25, 2023

thumbnail
Preliminary Notice of Violation, Triad National Security, LLC

Related to a series of nuclear safety events at Los Alamos National Laboratory.

October 17, 2022

thumbnail
Final Notice of Violation, Centerra-Los Alamos

Related to a live fire near miss event at Los Alamos National Laboratory.

June 14, 2022

thumbnail
Enforcement Letter, Triad National Security, LLC

Related to the live fire near miss event at Los Alamos National Laboratory.

June 24, 2021

thumbnail
Consent Order, Triad National Security, LLC

Related to low oxygen exposure events at Los Alamos National Laboratory.

November 18, 2020

thumbnail
Preliminary Notices of Violation, Triad National Security, LLC and Cross Connection, Inc.

Related to serious injury during material handling activity at Los Alamos National Laboratory.

September 29, 2020

thumbnail
Enforcement Letter, Triad National Security, LLC

Evaluation of two incidents involving inadequate implementation of nuclear criticality safety program elements at Los Alamos National Laboratory.

January 3, 2019

thumbnail
Preliminary Notice of Violation, Los Alamos National Security, LLC

Related to employee exposure to low oxygen conditions at the Los Alamos National Laboratory.